Question

TRY THESE
Express:
(i) 729 as a power of 3
(ii) 128 as a power of 2
(iii) 343 as a power of 7​

Answer 1

Step-by-step explanation:

$729 = 3 \times 3 \times 3 \times 3 \times 3 \times 3 = {3}^{6} \\ \\ 128 = 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 = {2}^{7} \\ \\ 343 = 7 \times 7 \times 7 = {7}^{3}$

Here's The Answer My Friend....

Answer 2

Answer:

i. $9^{3}$

ii.$11^{2}$+7

iii. $7^{3}$

Step-by-step explanation:

i. We have to find the root of 729 which is 9 cube or nine raised to power 3

ii. we find the closest square root which is $11^{2}$ and add 7

iii. we find the root of 343 which is 7 cube